The Karcher RM 503 4x 20ml is a mild alkaline, foaming glass cleaner, in a practical package. It contains 4 sachets of cleaner, each 20ml. It is ideal for all waterproof surfaces, such as: glass, mirrors, windows, shower cabins, etc. It is environmentally friendly, protects plastic surfaces, and offers an unbeatable shine that lasts for a long time.

It can be used with Karcher window cleaners as well as for hand cleaning.